156988431

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{211}}^1\times {\mathrm{229}}^1$

素因数の和:484

約数の個数: 36

約数和(自身を含む): 241508280

約数和(自身を除く): 84519849

約数列:

[1, 3, 9, 19, 57, 171, 211, 229, 361, 633, 687, 1083, 1899, 2061, 3249, 4009, 4351, 12027, 13053, 36081, 39159, 48319, 76171, 82669, 144957, 228513, 248007, 434871, 685539, 744021, 918061, 2754183, 8262549, 17443159, 52329477, 156988431]

約数ペア:

[(1, 156988431), (3, 52329477), (9, 17443159), (19, 8262549), (57, 2754183), (171, 918061), (211, 744021), (229, 685539), (361, 434871), (633, 248007), (687, 228513), (1083, 144957), (1899, 82669), (2061, 76171), (3249, 48319), (4009, 39159), (4351, 36081), (12027, 13053)]